Acnodes FES 7035 - Manual (Page 22)

19. External Power Input Connector [Board Location: J3 3]
PIN Sig nal
1 6V~36V
2 GND
3 Ignition_IN
20. B AT1: RTC Batte ry Connector
1 Battery_VCC
2 Ba ttery_GND
21. Optional Inte rna l Buzzer Connector [Boa rd Location: J3]
1 Buzzer-
2 Buzzer+
22. Optional Exte rnal Battery Conne ctor [Boa rd Location: CN7]
PIN Si gnal PIN Si gnal
1 DC -IN_VCC 2 DC_IN_V CC
3 B AT_OU T_VCC 4 BAT_O UT_VCC
5 BAT_G ND 6 BAT_GND
7 BAT_G ND 8 Igni ti on_IN _TTL
9 SM _BUS_ Data 10 SM_BUS_CLK